html, body {
    width: 100%;
    height: 100%;
	
}

body{
    background-image: linear-gradient(45deg, #7A88FF, #7AFFAF);
}

*{
	-ms-user-select: none;
}

.login{
	position: absolute;
	top: 50%;
	margin-top: -200px;
	left: 50%;
	margin-left: -200px;
	/*absolute居中的方法*/
	background-color: whitesmoke;
	width: 350px;
	height: 430px;
	border-radius: 25px;
	text-align: center;
	padding: 5px 40px;
	box-sizing: border-box;
	/*padding不会影响大小*/
	box-shadow: 0 4px 8px 7px rgba(0, 0, 0, 0.2), 0 6px 20px 7px rgba(0, 0, 0, 0.19);
}

a{
	text-decoration: none;
}

p{
	font-size: 42px;
	font-weight: 600;
}

input{
	background-color: whitesmoke;
	width: 100%;
	height: 48px;
	margin-bottom: 10px;
	border: none;
	border-bottom: 2px solid silver;
	outline: none;
	font-size: 22px;
}

.btn{
	background-color: #59c2c5;
	height: 48px;
	border-radius: 8px;
	margin-top: 30px;
	margin-bottom: 20px;
	font-size: 28px;
	font-weight: 600;
	color: white;
}

.btn:hover{
	background-color: #59c2a0;
}